content: /**
   * Copyright (c) 2016-present, RxJava Contributors.
   *
   * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in
   * compliance with the License. You may obtain a copy of the License at
   *
   * http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software distributed under the License is
   * distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See
   * the License for the specific language governing permissions and limitations under the License.
   */
  package io.reactivex.observable.internal.operators;
  
  
  
  import java.util.concurrent.Callable;
  
  import org.junit.Test;
  
  import io.reactivex.observable.*;
  
  public class MaybeConcatTest {
  
      @Test
      public void scalar() {
          Maybe.concat(Observable.just(Maybe.just(1)))
          .test()
          .assertResult(1);
      }
  
      @Test
      public void callable() {
          Maybe.concat(Observable.fromCallable(new Callable<Maybe<Integer>>() {
              @Override
              public Maybe<Integer> call() throws Exception {
                  return Maybe.just(1);
              }
          }))
          .test()
          .assertResult(1);
      }
  }
  